Radeon RX 6800M vs Radeon Pro Vega 56
We compared two Mobile platform GPUs: 12GB VRAM Radeon RX 6800M and 8GB VRAM Radeon Pro Vega 56 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon RX 6800M 's Advantages
Released 3 years and 9 months late
Boost Clock has increased by 91% (2390MHz vs 1250MHz)
More VRAM (12GB vs 8GB)
Lower TDP (145W vs 210W)
Radeon Pro Vega 56 's Advantages
Larger VRAM bandwidth (402.4GB/s vs 384.0GB/s)
1024 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon RX 6800M
+36%
12240
Radeon Pro Vega 56
8960
Blender
Radeon RX 6800M
+195%
1568
Radeon Pro Vega 56
531
Graphics Card
May 2021
Release Date
Aug 2017
Mobility Radeon
Generation
Radeon Pro Mac
Mobile
Type
Mobile
PCIe 4.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
2116 MHz
Base Clock
1138 MHz
2390 MHz
Boost Clock
1250 MHz
2000 MHz
Memory Clock
786 MHz
Memory
12GB
Memory Size
8GB
GDDR6
Memory Type
HBM2
192bit
Memory Bus
2048bit
384.0GB/s
Bandwidth
402.4GB/s
Render Config
40
Compute Units
56
2560
Shading Units
3584
160
TMUs
224
64
ROPs
64
40
RT Cores
-
128 KB per Array
L1 Cache
16 KB (per CU)
3 MB
L2 Cache
4 MB
96 MB
L3 Cache
-
Theoretical Performance
153.0 GPixel/s
Pixel Rate
80.00 GPixel/s
382.4 GTexel/s
Texture Rate
280.0 GTexel/s
24.47 TFLOPS
FP16 (half)
17.92 TFLOPS
12.24 TFLOPS
FP32 (float)
8.960 TFLOPS
764.8 GFLOPS
FP64 (double)
560.0 GFLOPS
Board Design
145W
TDP
210W
No outputs
Outputs
1x HDMI 2.0b
3x DisplayPort 1.4a
None
Power Connectors
None
Graphics Processor
Navi 22
GPU Name
Vega 10
Navi 22 XTM
GPU Variant
Vega 10 XL
(215-0894216)
RDNA 2.0
Architecture
GCN 5.0
TSMC
Foundry
GlobalFoundries
7 nm
Process Size
14 nm
17.2 billion
Transistors
12.5 billion
335 mm²
Die Size
495 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (12_1)
4.6
OpenGL
4.6
2.1
OpenCL
2.1
1.3
Vulkan
1.2
6.5
Shader Model
6.4
